1. LawStack
  2. Title 30 - Mineral Resources
  3. Chapter I - Mine Safety and Health Administration, Department of Labor
  4. Subchapter O - Coal Mine Safety and Health
  5. Part 77 - Mandatory Safety Standards, Surface Coal Mines and Surface Work Areas of Underground Coal Mines
  6. Subpart I - Surface High-Voltage Distribution
  7. 30 CFR § 77.801-1
30 CFR § 77.801-1
Grounding resistors; continuous current rating
May 28, 2026
CFR

§ 77.801-1 Grounding resistors; continuous current rating.

The ground fault current rating of grounding resistors shall meet the “extended time rating” set forth in American Institute of Electrical Engineers, Standard No. 32.

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§ 77.801 Grounding resistors
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§ 77.802 Protection of high-voltage circuits; neutral grounding resistors; disconnecting devices

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